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initial copy of poppler-0.78.0 Cairo files

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This commit is contained in:
Stephen Gaito 2019-09-27 08:10:04 +01:00
parent 4c3038ad40
commit 89cfef32de
2 changed files with 48 additions and 48 deletions
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92
3rdparty/poppler/git/CairoOutputDev.cc vendored
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@ -87,12 +87,12 @@
// CairoImage // CairoImage
//------------------------------------------------------------------------ //------------------------------------------------------------------------
CairoImage::CairoImage (double x1, double y1, double x2, double y2) { CairoImage::CairoImage (double x1A, double y1A, double x2A, double y2A) {
this->image = nullptr; image = nullptr;
this->x1 = x1; x1 = x1A;
this->y1 = y1; y1 = y1A;
this->x2 = x2; x2 = x2A;
this->y2 = y2; y2 = y2A;
} }
CairoImage::~CairoImage () { CairoImage::~CairoImage () {
@ -100,10 +100,10 @@ CairoImage::~CairoImage () {
cairo_surface_destroy (image); cairo_surface_destroy (image);
} }
void CairoImage::setImage (cairo_surface_t *image) { void CairoImage::setImage (cairo_surface_t *i) {
if (this->image) if (image)
cairo_surface_destroy (this->image); cairo_surface_destroy (image);
this->image = cairo_surface_reference (image); image = cairo_surface_reference (i);
} }
//------------------------------------------------------------------------ //------------------------------------------------------------------------
@ -161,7 +161,7 @@ CairoOutputDev::CairoOutputDev() {
cairo_shape = nullptr; cairo_shape = nullptr;
knockoutCount = 0; knockoutCount = 0;
text = nullptr; textPage = nullptr;
actualText = nullptr; actualText = nullptr;
// the SA parameter supposedly defaults to false, but Acrobat // the SA parameter supposedly defaults to false, but Acrobat
@ -187,53 +187,53 @@ CairoOutputDev::~CairoOutputDev() {
cairo_pattern_destroy (mask); cairo_pattern_destroy (mask);
if (shape) if (shape)
cairo_pattern_destroy (shape); cairo_pattern_destroy (shape);
if (text) if (textPage)
text->decRefCnt(); textPage->decRefCnt();
if (actualText) if (actualText)
delete actualText; delete actualText;
} }
void CairoOutputDev::setCairo(cairo_t *cairo) void CairoOutputDev::setCairo(cairo_t *c)
{ {
if (this->cairo != nullptr) { if (cairo != nullptr) {
cairo_status_t status = cairo_status (this->cairo); cairo_status_t status = cairo_status (cairo);
if (status) { if (status) {
error(errInternal, -1, "cairo context error: {0:s}\n", cairo_status_to_string(status)); error(errInternal, -1, "cairo context error: {0:s}\n", cairo_status_to_string(status));
} }
cairo_destroy (this->cairo); cairo_destroy (cairo);
assert(!cairo_shape); assert(!cairo_shape);
} }
if (cairo != nullptr) { if (c != nullptr) {
this->cairo = cairo_reference (cairo); cairo = cairo_reference (c);
/* save the initial matrix so that we can use it for type3 fonts. */ /* save the initial matrix so that we can use it for type3 fonts. */
//XXX: is this sufficient? could we miss changes to the matrix somehow? //XXX: is this sufficient? could we miss changes to the matrix somehow?
cairo_get_matrix(cairo, &orig_matrix); cairo_get_matrix(cairo, &orig_matrix);
setContextAntialias(cairo, antialias); setContextAntialias(cairo, antialias);
} else { } else {
this->cairo = nullptr; cairo = nullptr;
this->cairo_shape = nullptr; cairo_shape = nullptr;
} }
} }
void CairoOutputDev::setTextPage(TextPage *text) void CairoOutputDev::setTextPage(TextPage *text)
{ {
if (this->text) if (textPage)
this->text->decRefCnt(); textPage->decRefCnt();
if (actualText) if (actualText)
delete actualText; delete actualText;
if (text) { if (text) {
this->text = text; textPage = text;
this->text->incRefCnt(); textPage->incRefCnt();
actualText = new ActualText(text); actualText = new ActualText(text);
} else { } else {
this->text = nullptr; textPage = nullptr;
actualText = nullptr; actualText = nullptr;
} }
} }
void CairoOutputDev::setAntialias(cairo_antialias_t antialias) void CairoOutputDev::setAntialias(cairo_antialias_t a)
{ {
this->antialias = antialias; antialias = a;
if (cairo) if (cairo)
setContextAntialias (cairo, antialias); setContextAntialias (cairo, antialias);
if (cairo_shape) if (cairo_shape)
@ -276,17 +276,17 @@ void CairoOutputDev::startPage(int pageNum, GfxState *state, XRef *xrefA) {
stroke_pattern = cairo_pattern_reference(fill_pattern); stroke_pattern = cairo_pattern_reference(fill_pattern);
stroke_color.r = stroke_color.g = stroke_color.b = 0; stroke_color.r = stroke_color.g = stroke_color.b = 0;
if (text) if (textPage)
text->startPage(state); textPage->startPage(state);
if (xrefA != nullptr) { if (xrefA != nullptr) {
xref = xrefA; xref = xrefA;
} }
} }
void CairoOutputDev::endPage() { void CairoOutputDev::endPage() {
if (text) { if (textPage) {
text->endPage(); textPage->endPage();
text->coalesce(true, 0, false); textPage->coalesce(true, 0, false);
} }
} }
@ -354,8 +354,8 @@ void CairoOutputDev::updateAll(GfxState *state) {
updateStrokeOpacity(state); updateStrokeOpacity(state);
updateBlendMode(state); updateBlendMode(state);
needFontUpdate = true; needFontUpdate = true;
if (text) if (textPage)
text->updateFont(state); textPage->updateFont(state);
} }
void CairoOutputDev::setDefaultCTM(const double *ctm) { void CairoOutputDev::setDefaultCTM(const double *ctm) {
@ -659,8 +659,8 @@ void CairoOutputDev::updateFont(GfxState *state) {
needFontUpdate = false; needFontUpdate = false;
//FIXME: use cairo font engine? //FIXME: use cairo font engine?
if (text) if (textPage)
text->updateFont(state); textPage->updateFont(state);
currentFont = fontEngine->getFont (state->getFont(), doc, printing, xref); currentFont = fontEngine->getFont (state->getFont(), doc, printing, xref);
@ -751,11 +751,11 @@ void CairoOutputDev::alignStrokeCoords(GfxSubpath *subpath, int i, double *x, do
#undef STROKE_COORD_TOLERANCE #undef STROKE_COORD_TOLERANCE
void CairoOutputDev::doPath(cairo_t *cairo, GfxState *state, GfxPath *path) { void CairoOutputDev::doPath(cairo_t *c, GfxState *state, GfxPath *path) {
GfxSubpath *subpath; GfxSubpath *subpath;
int i, j; int i, j;
double x, y; double x, y;
cairo_new_path (cairo); cairo_new_path (c);
for (i = 0; i < path->getNumSubpaths(); ++i) { for (i = 0; i < path->getNumSubpaths(); ++i) {
subpath = path->getSubpath(i); subpath = path->getSubpath(i);
if (subpath->getNumPoints() > 0) { if (subpath->getNumPoints() > 0) {
@ -765,7 +765,7 @@ void CairoOutputDev::doPath(cairo_t *cairo, GfxState *state, GfxPath *path) {
x = subpath->getX(0); x = subpath->getX(0);
y = subpath->getY(0); y = subpath->getY(0);
} }
cairo_move_to (cairo, x, y); cairo_move_to (c, x, y);
j = 1; j = 1;
while (j < subpath->getNumPoints()) { while (j < subpath->getNumPoints()) {
if (subpath->getCurve(j)) { if (subpath->getCurve(j)) {
@ -775,7 +775,7 @@ void CairoOutputDev::doPath(cairo_t *cairo, GfxState *state, GfxPath *path) {
x = subpath->getX(j+2); x = subpath->getX(j+2);
y = subpath->getY(j+2); y = subpath->getY(j+2);
} }
cairo_curve_to( cairo, cairo_curve_to( c,
subpath->getX(j), subpath->getY(j), subpath->getX(j), subpath->getY(j),
subpath->getX(j+1), subpath->getY(j+1), subpath->getX(j+1), subpath->getY(j+1),
x, y); x, y);
@ -788,13 +788,13 @@ void CairoOutputDev::doPath(cairo_t *cairo, GfxState *state, GfxPath *path) {
x = subpath->getX(j); x = subpath->getX(j);
y = subpath->getY(j); y = subpath->getY(j);
} }
cairo_line_to (cairo, x, y); cairo_line_to (c, x, y);
++j; ++j;
} }
} }
if (subpath->isClosed()) { if (subpath->isClosed()) {
LOG (printf ("close\n")); LOG (printf ("close\n"));
cairo_close_path (cairo); cairo_close_path (c);
} }
} }
} }
@ -1423,7 +1423,7 @@ void CairoOutputDev::drawChar(GfxState *state, double x, double y,
} }
} }
if (!text) if (!textPage)
return; return;
actualText->addChar (state, x, y, dx, dy, code, nBytes, u, uLen); actualText->addChar (state, x, y, dx, dy, code, nBytes, u, uLen);
} }
@ -1580,13 +1580,13 @@ void CairoOutputDev::endTextObject(GfxState *state) {
void CairoOutputDev::beginActualText(GfxState *state, const GooString *text) void CairoOutputDev::beginActualText(GfxState *state, const GooString *text)
{ {
if (this->text) if (textPage)
actualText->begin(state, text); actualText->begin(state, text);
} }
void CairoOutputDev::endActualText(GfxState *state) void CairoOutputDev::endActualText(GfxState *state)
{ {
if (text) if (textPage)
actualText->end(state); actualText->end(state);
} }

4
3rdparty/poppler/git/CairoOutputDev.h vendored
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@ -23,7 +23,7 @@
// Copyright (C) 2010-2013 Thomas Freitag <Thomas.Freitag@alfa.de> // Copyright (C) 2010-2013 Thomas Freitag <Thomas.Freitag@alfa.de>
// Copyright (C) 2015 Suzuki Toshiya <mpsuzuki@hiroshima-u.ac.jp> // Copyright (C) 2015 Suzuki Toshiya <mpsuzuki@hiroshima-u.ac.jp>
// Copyright (C) 2016 Jason Crain <jason@aquaticape.us> // Copyright (C) 2016 Jason Crain <jason@aquaticape.us>
// Copyright (C) 2018 Albert Astals Cid <aacid@kde.org> // Copyright (C) 2018, 2019 Albert Astals Cid <aacid@kde.org>
// Copyright (C) 2018 Klarälvdalens Datakonsult AB, a KDAB Group company, <info@kdab.com>. Work sponsored by the LiMux project of the city of Munich // Copyright (C) 2018 Klarälvdalens Datakonsult AB, a KDAB Group company, <info@kdab.com>. Work sponsored by the LiMux project of the city of Munich
// //
// To see a description of the changes please see the Changelog file that // To see a description of the changes please see the Changelog file that
@ -347,7 +347,7 @@ protected:
cairo_antialias_t antialias; cairo_antialias_t antialias;
bool prescaleImages; bool prescaleImages;
TextPage *text; // text for the current page TextPage *textPage; // text for the current page
ActualText *actualText; ActualText *actualText;
cairo_pattern_t *group; cairo_pattern_t *group;